Double Peanut Butter Paisley Brownies

½ cup butter, softened
¼ cup creamy peanut butter
1 cup granulated sugar
1 cup packed light brown sugar
3 eggs
1 teaspoon vanilla extract
2 cups all-purpose flour
2 teaspoons baking powder
¼ teaspoons alt
1-2/3 cups (10-oz pkg) peanut butter chips
½ cup Hershey’s chocolate syrup

Heat oven to 350°F. Grease 13x9x2-inch baking pan.

Beat butter and peanut butter in large bowl. Add granulated sugar and brown sugar; beat well. Add eggs, one at a time, beating well after each addition. Blend in vanilla.

Stir together flour, baking powder and salt; mix into peanut butter mixture, blending well. Stir in peanut butter chips. Spread half of batter into prepared pan; spoon syrup over top. Carefully spread with remaining batter; swirl with metal spatula or knife for marbled effect.

Bake 30 to 35 minutes or until lightly browned. Cool completely in pan on wire rack. Cut into squares.